Ischiopubic synchondrosis syndrome (Van Neck-Odelberg disease)

Case contributed by Domenico Nicoletti
Diagnosis certain

Presentation

Pain in right groin without any history of trauma or positive clinical findings of infection.

Patient Data

Age: 12 years
Gender: Male
Frontal
Frontal
Oblique
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Anteroposterior pelvic radiograph shows enlargement of the right ischiopubic synchondrosis with radiolucency.

This study is a stack
Coronal
T1
This study is a stack
Coronal
STIR
This study is a stack
Coronal
Gradient Echo
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Axial
STIR
This study is a stack
Axial
T2
This study is a stack
Coronal T1
fat sat
This study is a stack
Axial T1
fat sat
This study is a stack
Coronal T1
C+ fat sat
This study is a stack
Axial T1
C+ fat sat
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Info

T2 magnetic resonance image demonstrating right ischiopubic syncondrosis enlargement with irregular edges and bone marrow edema; edema of the external obturator muscles and large adductor is associated.

Case Discussion

Van Neck-Odelberg disease is a syndrome characterized by an atypical ossification pattern of the ischiopubic synchondrosis. Its radiological features may mimic stress fracture, neoplasm, osteomyelitis, or posttraumatic osteolysis.

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